Multi-Gigabit Millimeter Wave Receiver System And Demodulator System

Abstract

A receiver system and a demodulator system are configured to receive and demodulate, respectively, multi-gigabit millimeter wave signals being wirelessly transmitted in the unlicensed wireless band near 60 GHz.

What is claimed is: 
     
         1 . A receiver system comprising:
 an antenna configured to receive an analog wireless signal;   a low noise amplifier adapted to amplify the analog wireless signal and to generate an amplified analog signal;   a demodulator system configured to detect the analog characteristics of the amplified analog signal and adapted to generate a demodulated analog signal;   a baseband amplifier adapted to amplify the demodulated analog signal;   an analog to digital converter configured to convert the amplified, demodulated analog signal to a digital signal; and   a clock and data recovery system.   
     
     
         2 . The receiver system of  claim 1 , the analog wireless signal operating at approximately 60 GHz. 
     
     
         3 . The receiver system of  claim 1 , the clock and data recovery system comprising a digital output and a clock output. 
     
     
         4 . The receiver system of  claim 1 , the receiver system adapted for direct conversion demodulation of a gigabit per second minimum shift keying signal with an approximate 61 GHz carrier. 
     
     
         5 . The receiver system of  claim 1 , the receiver system adapted for direct conversion demodulation of a gigabit per second differential binary shift keying signal with an approximate 61 GHz carrier. 
     
     
         6 . The receiver system of  claim 1 , the receiver system adapted for direct conversion demodulation of a gigabit per second amplitude shift keying signal with an approximate 61 GHz carrier. 
     
     
         7 . The receiver system of  claim 1 , the receiver system adapted for direct conversion demodulation of a gigabit per second minimum shift keying, differential binary shift keying, or amplitude shift keying signal with an approximate 61 GHz carrier. 
     
     
         8 . The receiver system of  claim 7 , the receiver system adapted at gigabit per second minimum shift keying, differential binary shift keying, or amplitude shift keying reception and demodulation in the unlicensed 57-64 GHz band. 
     
     
         9 . The receiver system of  claim 1 , the receiver system consuming less than approximately 73 mW of power in operation. 
     
     
         10 . The receiver system of  claim 1 , wherein the demodulator system is non-conherent. 
     
     
         11 . The receiver system of  claim 1 , the demodulator system comprising:
 a mixer system adapted to multiply a plurality of inputs and to generating a mixer output;   a baseband amplifier configured to amplify the mixer output; and   a pair of inverters for inverting an amplified bandband output.   
     
     
         12 . A receiver system comprising:
 an antenna configured to receive an analog wireless signal;   a low noise amplifier adapted to amplify the analog wireless signal and to generate an amplified analog signal;   a demodulator system configured to detect the analog characteristics of the amplified analog signal and adapted to generate a demodulated analog signal;   a baseband amplifier adapted to amplify the demodulated analog signal;   an analog to digital converter configured to convert the amplified, demodulated analog signal to a digital signal; and   a clock and data recovery system configured to receive the converted signal,   wherein the demodulator system comprises:
 a mixer system adapted to multiply a plurality of inputs and to generating a mixer output; 
 a baseband amplifier configured to amplify the mixer output; and 
 a pair of serially connected inverters for inverting an amplified baseband output. 
   
     
     
         13 . The receiver system of  claim 12 , the analog wireless signal operating at approximately 60 GHz. 
     
     
         14 . The receiver system of  claim 12 , the clock and data recovery system comprising a digital output and a clock output. 
     
     
         15 . The receiver system of  claim 12 , the receiver system adapted for direct conversion demodulation of a gigabit per second minimum shift keying signal with an approximate 61 GHz carrier. 
     
     
         16 . The receiver system of  claim 12 , the receiver system adapted for direct conversion demodulation of a gigabit per second differential binary shift keying signal with an approximate 61 GHz carrier. 
     
     
         17 . The receiver system of  claim 12 , the receiver system adapted for direct conversion demodulation of a gigabit per second amplitude shift keying signal with an approximate 61 GHz carrier. 
     
     
         18 . The receiver system of  claim 12 , the receiver system adapted for direct conversion demodulation of a gigabit per second minimum shift keying, differential binary shift keying, or amplitude shift keying signal with an approximate 61 GHz carrier. 
     
     
         19 . A demodulator system comprising:
 a mixer adapted to multiply a plurality of inputs and generating an output;   a baseband amplifier configured to amplify the mixer output; and   a pair of inverters for inverting an amplified bandband output.   
     
     
         20 . The demodulator system of  claim 12 , the demodulator system adapted for the direct-conversion demodulation of one of minimum shift keying, differential binary phased shift keying, or amplitude shift keying modulated data on an approximate 61 GHz carrier in a single analog CMOS device.