SWRA730 February   2022 CC1311P3 , CC1311R3 , CC1312R , CC1312R7 , CC1314R10 , CC1352P , CC1352P7 , CC1352R , CC1354P10 , CC1354R10

 

  1.   Trademarks
  2.   Acronyms
  3. 1Description of the PCB Antenna
    1. 1.1 Implementation of the PCB Meander Monopole Antenna
    2. 1.2 Matching Network
  4. 2Test Setup
    1. 2.1 Radiation Pattern
  5. 3Unmatched Results
    1. 3.1 Smith Chart – Natural Impedance without Antenna Match Components
    2. 3.2 Smith Chart – Impedance with external component Z64
      1. 3.2.1 433 MHz Unmatched
      2. 3.2.2 470 MHz Unmatched
      3. 3.2.3 490 MHz Unmatched
      4. 3.2.4 510 MHz Unmatched
      5. 3.2.5 868/915 MHz Unmatched
  6. 4Single-Band Matching and Result
    1. 4.1 433-MHz Smith chart, SWR, Bandwidth, and Efficiency
    2. 4.2 470-MHz Smith chart, SWR, Bandwidth, and Efficiency
    3. 4.3 490-MHz Smith Chart, SWR, Bandwidth, and Efficiency
    4. 4.4 510-MHz Smith Chart, SWR, Bandwidth, and Efficiency
    5. 4.5 868/915-MHz Smith Chart, SWR, Bandwidth, and Efficiency
  7. 5Dual Band Matching and Results
    1. 5.1 433-MHz and 2440-MHz Smith Chart, SWR, Bandwidth, and Efficiency
    2. 5.2 470-MHz and 2440-MHz Smith Chart, SWR, Bandwidth and Efficiency
    3. 5.3 490 MHz and 2440 MHz Smith Chart, SWR, Bandwidth and Efficiency
    4. 5.4 510-MHz and 2440-MHz Smith Chart, SWR, Bandwidth, and Efficiency
    5. 5.5 868/915 and 2440-MHz Smith Chart, SWR, Bandwidth, and Efficiency
  8. 6Summary - Bill of Materials and Results
  9. 7Conclusion
  10. 8References

Summary - Bill of Materials and Results

Table 6-1 BOM summary for all modes and frequencies
FrequencyModeZ60Z61Z62Z63Z64
433 MHzSingle0 Ω

DNM

4.7 pF2 nH51 nH
Dual6.8 nHDNM47 nH8.2 pF51 nH
470 MHzSingle0 ΩDNM5.1 pF6.2 nH39 nH
Dual6.2 nH0.1 pF36 nH7.5 pF39 nH
490 MHzSingle0 ΩDNM6.2 pF6.2 nH33 nH
Dual6.8 nH0.1 nH24 nH10 pF33 nH
510 MHzSingle0 ΩDNM8.2 pF11 nH27 nH
Dual7.5 nH0.2 pF18 nH18 pF27 nH
862/915 MHzSingle0 ohmDNM0 ΩDNM2 pF
Dual6.8 nHDNM220 nH6.2 pF2 pF
Table 6-2 Efficiency and Bandwidth Summary for all modes and frequencies
FrequencyModeEfficiency [%]Bandwidth [MHz]
Low-bandHigh-bandLow-bandHigh-band
433 MHzSingle19.2%22.8 MHz
Dual22.8%87.3%24 MHz250 MHz
470 MHzSingle34.8%25 MHz
Dual28.9%80.2%25 MHz266 MHz
490 MHzSingle35.9%24.8 MHz
Dual31.6%76.4%27.8 MHz234 MHz
510 MHzSingle32.9%29 MHz
Dual25.3%84.1%24.6 MHz206 MHz
862/915 MHzSingle72.8% / 97.3%95.8 MHz
Dual62.4% / 97.1%83.8%109.6 MHz315 MHz