Miniature self-pumped monolithically integrated solid state laser

An integrated, self-pumped laser device, comprising:

• a substrate;
• a vertical cavity laser on the substrate, comprising
• a first mirror,
• a second mirror, and
• a semiconductor gain layer between the first and second mirrors, the vertical cavity laser having a first laser axis essentially perpendicular to said substrate and emitting pump light along said first laser axis;
• and
• a solid state laser over the vertical cavity laser, comprising:
• a pump mirror,
• an output mirror, and
• an active semiconductor layer doped with metal ions pumped by the pump light, the solid state laser having a second laser axis essentially parallel to the first laser axis.

An integrated, self-pumped laser device, comprising:

• a substrate;
• a vertical cavity laser on the substrate, comprising
• a first mirror,
• a second mirror, and
• a semiconductor gain layer between the first and second mirrors, the vertical cavity laser having a first laser axis essentially perpendicular to said substrate and emitting pump light along said first laser axis;
• and
• a solid state laser over the vertical cavity laser, comprising:
• a pump mirror,
• an output mirror, and
• an active semiconductor layer doped with metal ions pumped by the pump light, the solid state laser having a second laser axis essentially perpendicular to the first laser axis.

An integrated, self-pumped laser device, comprising:

• a substrate;
• an edge emitting semiconductor laser on the substrate, the vertical cavity laser having a first laser axis essentially parallel to said substrate and emitting pump light along the first laser axis;
• and
• a solid state laser on the substrate adjacent the edge emitting semiconductor laser, the solid state laser comprising:
• a first mirror,
• an output mirror, and
• an active semiconductor layer doped with metal ions pumped by the pump light,
• the solid state laser having a second laser axis essentially parallel to the first laser axis.

An integrated, self-pumped laser device, comprising:

• a substrate;
• an edge emitting semiconductor laser on the substrate, the vertical cavity laser having a first laser axis essentially parallel to said substrate and emitting pump light along the first laser axis;
• and
• a solid state laser on the substrate adjacent the edge emitting semiconductor laser, the solid state laser comprising:
• a first mirror,
• an output mirror, and
• an active semiconductor layer doped with metal ions pumped by the pump light,
• the solid state laser having a second laser axis essentially perpendicular to the first laser axis.

An integrated solid state laser device comprising:

• a substrate;
• a semiconductor light source to provide pump light;
• and
• a solid state laser coupled to the semiconductor light source, wherein the semiconductor light source is positioned between the solid state laser and the substrate, the solid state laser including a layer doped with metal ions, and wherein the metal ions are pumped by pump light emitted by the semiconductor light source.