Abstract
A subscriber unit or other transmitter for use in a wireless communication system, the subscriber unit compising: plural information sources (as shown) of information data; an encoder (103, 102) for encoding the information data; plural control sources (power pilot) of control data; and a modulator (104) for modulating encoded information data with respective different modulating codes for transmission on a carrier signal (156), for combining the control data from the plural sources, and outputting the encoded information data and the combined control data for transmission. 1416 נבתמוז ×â€Ã—ª×©×¡ ד - June 20, 2004
Technology | Declaration Information | Specification Information | Explicitly Disclosed | Patent Type | |||||
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Not Available | 12/06/2006 | ISLD-200612-006 | QUALCOMM INC | No | Family Member | ||||
Not Available | 12/06/2006 | ISLD-200612-006 | QUALCOMM INC | Yes | Basis Patent | ||||
Not Available | 30/06/2008 | ISLD-200810-017 | QUALCOMM INC | No | Family Member |
Specification Information
Specification Information
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Technologies
Product
Use Cases

Services
Claim
1. A method for generating modulated data for transmission from a first subscriber unit in a set of subscriber units to a base station in communication with the set of subscriber units comprising the steps of: generating a pilot signal; combining said pilot signal with a control signal to produce a first channel data; spreading a first data with a first code, said first code being orthogonal to said pilot signal, to produce second channel data; modulating said first channel data and said second channel data in accordance with a single channel modulation format.
2. The method of claim 1 wherein said channel modulation format comprises complex pseudoniose spreading.
4. The method of claim 1 further comprising the steps of: adjusting a gain of said first channel by a first amount; and adjusting a gain of said second channel by a second amount.
5. The method of claim 1 further comprising the steps of: spreading a second data with a second code, said second code being orthogonal to said pilot signal and said first code; and combining said spread second data with said spread first data to produce second channel data; wherein said steps precede the step of modulating said first channel data and said second channel data.
6. The method of claim 3 further comprising the steps of: adjusting a gain of said first channel by a first amount; and adjusting a gain of said second channel by a second amount.
7. A remote station comprising: multiplexer for receiving pilot symbols and control symbols and for multiplexing said pilot symbols and control symbols in accordance with a predetermined multiplexing format to provide a multiplexed pilot and control symbol signal; a first channel modulator for receiving information data and for modulating said information data in accordance with a first spreading code to provide a fundamental channel signal; and complex spreader for receiving said multiplexed pilot and control symbol signal and said fundamental channel signal and for spreading said multiplexed pilot and control symbol signal and said fundamental channel signal in accordance with at least two pseudonoise sequences.
8. The remote station of claim 7 wherein said first channel is a fundamental channel.
9. The remote station of claim 7 wherein said complex pseudonoise spreader performs said spreading in accordance with two short pseudonoise sequences and a long code sequence
10. The remote station of claim 7 further comprising: a secondly channel modulator for receiving a second information data and for modulating said second information data in accordance with a second spreading code to provide a supplemental channel signal; and wherein said complex pseudonoise spreader is further for spreading said supplemental channel signal in accordance with said at least two pseudonoise sequences. 133,759/211.1. The remote station of claim 10 wherein said second channel is a supplemental channel
12. The remote station of claim 7 further comprising a QPSK transmitter for receiving the output streams of said complex pseudonoise spreader and for modulating said output streams in accordance with a QPSK modulation format
13. A method for demodulating data at a base station, comprising the steps of: despreading received signal in accordance with at least two pseudonoise sequences to provide a pseudonoise despread signal; demultiplexing pilot symbols from said pseudonoise despread signal; and demodulating a first channel from said pseudonoise despread signal in accordance with said pilot symbols and a first despreading code
14. The method of claim 13 wherein said first channel is a fundamental channel
15. The method of claim 13 wherein the step of despreading is performed in accordance with two short pseudonoise sequences and a long code sequence
16. The method of claim 13 further comprising the step of: demodulating a second channel from said pseudonoise despread signal in accordance with said pilot symbols and a second despreading code
17. The method of claim 16 wherein said second channel is a supplemental channel
18. 28. The method of claim 11 further comprising the step of: receiving a signal by a QPSK receiver; and demodulating said received signal in accordance with a QPSK modulation format; 133,759/1 wherein said steps precede the step of despreading received signal in accordance with at least two pseudonoise sequences
19. A base station comprising: complex pseudonoise despreader for despreading received signal in accordance with at least two pseudonoise sequences to provide a pseudonoise despread signal; demultiplexer for selectively removing pilot symbols from said pseudonoise despread signal; a first channel demodulator for receiving said pseudonoise despread signal and for demodulating said pseudonoise despread signal in accordance with said pilot symbols and a first despreading code.
20. The base station of claim 19 wherein said first channel is a fundamental channel.
21. The base station of claim 19 wherein said complex pseudonoise despreader performs said despreading in accordance with two short pseudonoise sequences and a long code sequence.
22. The base station of claim 19 further comprising: a second channel demodulator for receiving said pseudonoise despread signal and for demodulating said pseudonoise despread signal in accordance with said pilot symbols and a second despreading code.
23. The base station of claim 22 wherein said second channel is a supplemental channel.
24. The base station of claim 19 further comprising a QPSK receiver for demodulating a received signal in accordance with a QPSK demodulation format and 133,759/1 for providing the results of said QPSK demodulation to said complex pseudonoise despreader.
25. The method of claim 1 wherein the control signal comprises power control data.
26. The method of claim 1 wherein the control signal comprises power control data and wherein said combining comprises puncturing said power control signal into said pilot data.
27. A method for generating modulated data for transmission from a subscriber unit to a base station, the method comprising: combining a pilot signal with a control signal to produce first channel data; multiplying a first data signal with a first code, said first code being orthogonal to said pilot signal, to produce second channel data; performing complex multiplication of said first channel data and said second channel data with a complex pseudonoise (PN) code, said complex PN code comprising an in-phase PN code and a quadrature-phase PN code.
28. The method of claim 27 wherein said combining comprises multiplexing said pilot signal with said control signal.
29. The method of claim 27 wherein said combining comprises puncturing said control signal into said pilot signal.
30. The method of claim 27 wherein said complex multiplication is performed using said first channel data and said in-phase PN code as real components and using said second channel data and said quadrature-phase PN code as imaginary components. 133,759/1
31. The method of claim 30 wherein said performing complex multiplication comprises delaying a product of said second channel data and said quadrature-phase PN code by a delay amount and delaying a product of said first channel data and said quadrature-phase PN code by said delay amount.
32. The method of claim 31 wherein said delay amount is equal to half a chip.
33. The method of claim 27 wherein said first code is a Walsh code.
34. The method of claim 27 wherein said first code is the Walsh code +, -.
35. The method of claim 27 wherein said first code is the Walsh code +, + -, -.
36. The method of claim 27 further comprising adjusting a gain of said second channel signal.
37. A subscriber unit apparatus comprising: means for combining a pilot signal with a control signal to produce first channel data; means for multiplying a first data signal with a first code, said first code being orthogonal to said pilot signal, to produce second channel data; means for performing complex multiplication of said first channel data and said second channel data with a complex pseudonoise (PN) code, said complex PN code comprising an in-phase PN code and a quadrature-phase PN code.
38. The apparatus of claim 37 wherein said means for combining comprises means for multiplexing said pilot signal with said control signal.
39. The apparatus of claim 37 wherein said means for combining comprises means for puncturing said control signal into said pilot signal. 133,759/1
40. The apparatus of claim 37 wherein said means for performing complex multiplication is configured to perform said complex multiplication using said first channel data and said in-phase PN code as real components and using said second channel data and said quadrature-phase PN code as imaginary components.
41. The apparatus of claim 40 wherein said means for performing complex multiplication comprises means for delaying a product of said second channel data and said quadrature-phase PN code by a delay amount and delaying a product of said first channel data and said quadrature-phase PN code by said delay amount.
42. The apparatus of claim 41 wherein said delay amount is equal to half a chip.
43. The apparatus of claim 37 wherein said first code is a Walsh code.
44. The apparatus of claim 37 wherein said first code is the Walsh code +, -.
45. The apparatus of claim 37 wherein said first code is the Walsh code +, +, -, -.
46. The apparatus of claim 37 further comprising gain adjustment means for adjusting a gain of said second channel signal.
47. A subscriber unit apparatus comprising: multiplexer for multiplexing a pilot signal with a control signal to produce first channel data; mixer for multiplying a first data signal with a first code, said first code being orthogonal to said pilot signal, to produce second channel data; complex spreader for performing complex multiplication of said first channel data and said second channel data with a complex pseudonoise (PN) code, said complex PN code comprising an in-phase PN code and a quadrature-phase PN code. 133,759/1
48. The apparatus of claim 47 wherein said complex spreader is configured to perform said complex multiplication using said first channel data and said in-phase PN code as real components and using said second channel data and said quadrature-phase PN code as imaginary components.
49. The apparatus of claim 48 wherein said complex spreader comprises means for delaying a product of said second channel data and said quadrature-phase PN code by a delay amount and delaying a product of said first channel data and said quadrature-phase PN code by said delay amount.
50. The apparatus of claim 49 wherein said delay amount is equal to half a chip.
51. The apparatus of claim 47 wherein said mixer is configured to utilize a Walsh code as said first code.
52. The apparatus of claim 47 wherein said mixer is configured to utilize the Walsh code +, - as said first code.
53. The apparatus of claim 47 wherein said mixer is configured to utilize the Walsh code + +, -, - as said first code.
54. The apparatus of claim 47 further comprising a gain element for adjusting a gain of said second channel signal. For the Applicant, Sanford T. Colb & Co. C: 36430']
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SUMMARY
ClaimChart-IL133759A-STO
Patent number:IL133759A
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The information in blue was extracted from the third parties (Standard Setting Organisation, Espacenet)
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Explicitly disclosed patent:openly and comprehensibly describes all details of the invention in the patent document.
Implicitly disclosed patent:does not explicitly state certain aspects of the invention, but still allows for these to be inferred from the information provided.
Basis patent:The core patent in a family, outlining the fundamental invention from which related patents or applications originate.
Family member:related patents or applications that share a common priority or original filing.