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1
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6144258720
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VPSK modulation transmits digital audio at 15 b/s/Hz
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supplement to Microwaves and RF, December
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H.R. Walker, "VPSK Modulation Transmits Digital Audio at 15 b/s/Hz," Wireless Systems Design, supplement to Microwaves and RF, December 1996.
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(1996)
Wireless Systems Design
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Walker, H.R.1
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2
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11544328292
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VPSK and VMSK modulation transmit audio and video at 15 Bits/Sec./Hz
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January
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H.R. Walker, "VPSK and VMSK Modulation Transmit Audio and Video at 15 Bits/Sec./Hz," IEEE Transactions on Broadcast Engineering, January 1977.
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(1977)
IEEE Transactions on Broadcast Engineering
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Walker, H.R.1
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5
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24044492477
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High data rate power line modem uses VMSK modulation
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Santa Clara, CA, February
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H.R. Walker, "High Data Rate Power Line Modem Uses VMSK Modulation," Proceedings of the Fifth Annual Wireless Symposium, Santa Clara, CA, February 1997.
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(1997)
Proceedings of the Fifth Annual Wireless Symposium
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Walker, H.R.1
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6
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24044499194
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High Speed Data Communications System Using Phase Shift Key Coding US Patent Nos. 4,742,532 and 5,185,765 (Basic VPSK and "slip code" patents). US and international patents are pending on the aperture coding method and the phantom carrier signaling method (VMSK). Licenses are required to use either method
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H.R. Walker, "High Speed Data Communications System Using Phase Shift Key Coding," US Patent Nos. 4,742,532 and 5,185,765 (Basic VPSK and "slip code" patents). US and international patents are pending on the aperture coding method and the phantom carrier signaling method (VMSK). Licenses are required to use either method.
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Walker, H.R.1
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7
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24044507830
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Improve data transmission using single sideband FM with suppressed carrier
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supplement to Microwaves and RF, November
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B. Stryzak and H.R. Walker, "Improve Data Transmission Using Single Sideband FM With Suppressed Carrier," Wireless Systems Design, supplement to Microwaves and RF, November 1994.
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(1994)
Wireless Systems Design
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Stryzak, B.1
Walker, H.R.2
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8
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0031186162
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Universal formula analyzes all modulation methods
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July/August
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H.R. Walker, "Universal Formula Analyzes All Modulation Methods," Applied Microwave and Wireless, July/August 1997.
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(1997)
Applied Microwave and Wireless
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Walker, H.R.1
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9
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0003857807
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McGraw-Hill, New York, (The text analyzes the PLL as an FM detector including the R factor.)
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R.E. Best, Phase Locked Loops, McGraw-Hill, New York, 1984. (The text analyzes the PLL as an FM detector including the R factor.)
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(1984)
Phase Locked Loops
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Best, R.E.1
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