Antenna, method and construction of mounting thereof, and electronic device having antenna

An antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and said circuit base board,
• wherein said dielectric substrate includes a recess portion in which a feeding point of said antenna pattern part is disposed, and
• wherein said junction conductor pierces said dielectric substrate, having its one end connected to the feeding point of said antenna pattern part in said recess portion of said dielectric substrate, and having its other end connected to a feeding conductor on said circuit base board on the side on which said antenna element is mounted.

An antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and said circuit base board,
• wherein said dielectric substrate includes a through hole corresponding to a feeding point of said antenna pattern part and a recess portion formed at an opening portion of said through hole;
• and
• wherein said junction conductor pierces said through hole of said dielectric substrate and stands on said circuit base board as well, having its one end portion connected to a feeding conductor of said circuit base board and having its other end portion connected to said feeding point of said antenna pattern part.

An antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and said circuit base board,
• wherein said dielectric substrate includes a through hole corresponding to a feeding point of said antenna pattern part and a recess portion formed at an opening portion of said through hole;
• and
• wherein said junction conductor pierces said through hole, having its one end portion connected to said feeding point of said antenna pattern part and having its other end portion faced toward said recess portion.

An antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor piercing said dielectric substrate, having its one end connected to a feeding point of said antenna pattern part,
• wherein said junction conductor has a pillar portion piercing said through hole of said dielectric substrate to be connected to the feeding point of said antenna pattern part and a flange portion formed at the pillar portion;
• wherein said flange portion of said junction conductor is connected to a feeding conductor on said circuit base board on the side on which said antenna element is mounted, and
• wherein said flange portion of said junction conductor is set larger than said through hole of said dielectric substrate and smaller than a recess portion formed at an opening portion of said through hole.

Amounting method of an antenna element, comprising:

• a process that forms an antenna element, which provides an antenna pattern part and a through hole corresponding to a feeding point of said antenna pattern part, in a dielectric substrate;
• a process that connects a flange portion of a junction conductor formed of a pillar portion and the flange portion to a feeding conductor on a circuit base board side, and that makes said junction conductor stand on said circuit base board;
• a process that lets said junction conductor pierce said through hole of said antenna element, and that connects an end portion of said pillar portion of said junction conductor to said feeding point of said antenna pattern part;
• and
• a process that bonds said circuit base board and said dielectric substrate by interposing an elastically adhesive material between them.

A mounting method of an antenna element, comprising:

• a process that forms an antenna element providing a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and a feeding conductor on a circuit base board;
• wherein said junction conductor has a pillar portion piercing said dielectric substrate and a flange portion formed at the other end of the pillar portion;
• wherein said dielectric substrate includes a through hole for letting the pillar portion of said junction conductor pierce therein and a space portion for housing said flange portion, which is provided adjoining to the through hole;
• and wherein an end portion of said pillar portion is connected to said antenna pattern part;
• and
• a process that bonds said antenna element to said circuit base board by using an elastically adhesive material, and that connects said flange portion of said junction conductor to the feeding conductor on said circuit base board.

A plane antenna providing an antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• a junction conductor including a first ground pattern part interposed between said dielectric substrate and said circuit base board, a pillar portion piercing said dielectric substrate, and a flange portion formed at the pillar portion, wherein an end portion of said pillar portion is connected to a feeding point of said antenna pattern part formed on said dielectric substrate, and wherein said flange portion faces toward a space portion formed between said dielectric substrate and said circuit base board;
• a feeding conductor, being led to said space portion from an inner layer portion of said circuit base board to be connected to said flange portion of said junction conductor;
• and
• a second ground pattern part made of conductor layers disposed on a lower face side of said feeding conductor, wherein a conductor removal part that has removed said conductor layers adjacent to a connecting portion of said junction conductor and said feeding conductor is set.

A circuit base board on which a plane antenna providing an antenna pattern part in a dielectric substrate is mounted, comprising:

• a junction conductor providing a flange portion;
• a through hole formed in said dielectric substrate, said junction conductor being pierced to said through hole;
• and
• a recess portion formed at an opening portion of said circuit base board side of said through hole, said recess portion housing said flange portion of said junction conductor, wherein
• said junction conductor which is attached on said circuit base board in advance is made to pierce to said through hole of said dielectric substrate so that said flange portion is housed in said recess portion of said dielectric substrate, its pointed end portion is connected to said antenna pattern part, and said dielectric substrate and said circuit base board are also installed with close adhesion.

An electronic device providing an antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor piercing said dielectric substrate, having its one end connected to a feeding point of said antenna pattern part, wherein
• said junction conductor has a pillar portion piercing said dielectric substrate and a flange portion formed at the other end of the pillar portion;
• said dielectric substrate includes a through hole for letting the pillar portion of said junction conductor pierce therein and a space portion for housing said flange portion, which is provided adjoining to the through hole;
• and
• the end portion of said pillar portion of said junction conductor is connected to said feeding point of said antenna pattern part, and said flange portion is connected to a feeding conductor on said circuit base board on the side on which said antenna element is mounted.

An electronic device providing an antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and said circuit base board,
• wherein said dielectric substrate includes a recess portion in which a feeding point of said antenna pattern part is disposed;
• and
• wherein said junction conductor pierces said dielectric substrate, having its one end connected to the feeding point of said antenna pattern part in said recess portion of said dielectric substrate, and having its other end connected to a feeding conductor on said circuit base board on the side on which said antenna element is mounted.

An electronic device providing an antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and said circuit base board,
• wherein said dielectric substrate includes a through hole corresponding to a feeding point of said antenna pattern part and a recess portion formed at an opening portion of said through hole;
• and
• wherein said junction conductor pierces said through hole of said dielectric substrate and stands on said circuit base board as well, having its one end portion connected to a feeding conductor of said circuit base board and having its other end portion connected to said feeding point of said antenna pattern part.

An electronic device providing an antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor disposed between said antenna pattern part and said circuit base board,
• wherein said dielectric substrate includes a through hole corresponding to a feeding point of said antenna pattern part and a recess portion formed at an opening portion of said through hole;
• and
• wherein said junction conductor pierces said through hole, having its one end portion connected to said feeding point of said antenna pattern part and having its other end portion faced toward said recess portion.

An electronic device providing an antenna element which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• and
• a junction conductor Piercing said dielectric substrate, having its one end connected to a feeding point of said antenna pattern part,
• wherein said junction conductor has a pillar portion piercing said through hole of said dielectric substrate to be connected to the feeding point of said antenna pattern part and a flange portion formed at the pillar portion;
• wherein said flange portion of said junction conductor is connected to a feeding conductor on said circuit base board on the side on which said antenna element is mounted;
• and
• wherein said flange portion of said junction conductor is set larger than said through hole of said dielectric substrate and smaller than a recess portion formed at an opening portion of said through hole.

An electronic device providing a plane antenna which is mounted on a circuit base board, comprising:

• a dielectric substrate having an antenna pattern part;
• a junction conductor including a first ground pattern part interposed between said dielectric substrate and said circuit base board, a pillar portion piercing said dielectric substrate, and a flange portion formed at the pillar portion, wherein an end portion of said pillar portion is connected to a feeding point of said antenna pattern part formed on said dielectric substrate, and wherein said flange portion faces toward a space portion formed between said dielectric substrate and said circuit base board;
• a feeding conductor, being led to said space portion from an inner layer portion of said circuit base to be connected to said flange portion of said junction conductor;
• and
• a second ground pattern part made of conductor layers disposed on a lower face side of said feeding conductor, wherein a conductor removal part that has removed said conductor layers adjacent to a connecting portion of said junction conductor and said feeding conductor is set.

An electronic device comprising:

• a circuit base board on which a plane antenna providing an antenna pattern part in a dielectric substrate is mounted;
• a junction conductor providing a flange portion;
• a through hole formed in said dielectric substrate, said junction conductor being pierced to said through hole;
• and
• a recess portion formed at an opening portion of said circuit base board side of said through hole, said recess portion housing said flange portion of said junction conductor, wherein
• said junction conductor which is attached on said circuit base board in advance is made to pierce to said through hole of said dielectric substrate so that said flange portion is housed in said recess portion of said dielectric substrate, its pointed end portion is connected to said antenna pattern part, and said dielectric substrate and said circuit base board are also installed with close adhesion.